/*
 *  Copyright 2016 http://www.kedacomframework.org
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *
 */

package com.kedacom.ctsp.authz.oauth2.service;


import com.kedacom.ctsp.authority.entity.User;
import com.kedacom.ctsp.authority.service.UserService;
import com.kedacom.ctsp.authz.oauth2.service.password.PasswordService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.crypto.password.PasswordEncoder;

/**
 * TODO 完成注释
 *
 * @author zhouhao
 */
public class PasswordServiceImpl implements PasswordService {

    @Autowired
    private UserService userService;

    @Autowired
    private PasswordEncoder passwordEncoder;

    @Override
    public String getUserIdByUsernameAndPassword(String username, String password) {
        User userEntity = userService.selectByUsername(username);
        if (userEntity == null) {
            return null;
        }
        if (!passwordEncoder.matches(password, userEntity.getPassword())) {
            return null;
        }
        return userEntity.getId();
    }
}
